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Michael Niedermayer
f94628a35f doc/git-howto.texi: Document commit signing 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ced0dc807e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
f9aa66bc83 libavcodec/8bps: Check that line lengths fit within the buffer 
Fixes: Timeout
Fixes: undefined pointer arithmetic
Fixes: 50330/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EIGHTBPS_fuzzer-5436287485607936

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2316d5ec1a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
65831041f5 libavformat/iff: Check for overflow in body_end calculation 
Fixes: signed integer overflow: -6322983228386819992 - 5557477266266529857 cannot be represented in type 'long'
Fixes: 50112/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6329186221948928

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bcb4690304)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
c08f64df47 avcodec/h263dec: Sanity check against minimal I/P frame size 
Fixes: Timeout
Fixes: 49718/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4874987894341632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ca4ff9c21c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
dc6f7e6bf7 MAINTAINERS: Add ED25519 key for signing my commits in the future 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 05225180be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
05e0eb05ae avcodec/hevc_filter: copy_CTB() only within width&height 
Fixes: out of array access
Fixes: 49271/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5424984922652672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 009ef35d38)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
2278ce5035 avformat/flvdec: Check for EOF in index reading 
Fixes: Timeout
Fixes: 47992/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-6020443879899136

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ceff5d7b74)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
b0700a1314 avformat/nutdec: Check get_packetheader() in mainheader 
Fixes; Timeout
Fixes: 48794/clusterfuzz-testcase-minimized-ffmpeg_dem_NUT_fuzzer-6524604713140224

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b5de084aa6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
01705cc062 avformat/asfdec_f: Use 64bit for packet start time 
Fixes: signed integer overflow: 2147483647 + 32 cannot be represented in type 'int'
Fixes: 49014/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6314973315334144

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8ed78486fc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
6ca1a2ac23 avcodec/lagarith: Check dst/src in zero run code 
Fixes: out of array access
Fixes: 48799/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LAGARITH_fuzzer-4764457825337344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9450f75974)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
7e4e122ce2 avcodec/h264dec: Skip late SEI 
Fixes: Race condition
Fixes: clusterfuzz-testcase-minimized-mediasource_MP2T_AVC_pipeline_integration_fuzzer-6282675434094592

Found-by: google ClusterFuzz
Tested-by: Dan Sanders <sandersd@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7dd408d64)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
cc77089393 avcodec/sbrdsp_fixed: Fix integer overflows in sbr_qmf_deint_neg_c() 
Fixes: signed integer overflow: 2147483645 + 16 cannot be represented in type 'int'
Fixes: 46993/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-4759025234870272

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1537f40516)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
eedbc82ea9 avformat/rtsp: break on unknown protocols 
This function needs more cleanup and it lacks error handling

Fixes: use of uninitialized memory
Fixes: CID700776

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 73c0fd27c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
2e8529d282 avcodec/hevcdsp_template: stay within tables in sao_band_filter() 
Fixes: out of array read
Fixes: 47875/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5719393113341952

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9c5250a561)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
d81081d22a avcodec/qpeldsp: copy less for the mc0x cases 
Fixes: out of array access
Fixes: 47936/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5745039940124672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e690d4edf5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
0f49789f7c avcodec/ffv1dec: Limit golomb rice coded slices to width 8M 
This limit is possibly not reachable due to other restrictions on buffers but
the decoder run table is too small beyond this, so explicitly check for it.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b4431399ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
3df3d2cfe7 avformat/iff: simplify duration calculation 
Fixes: signed integer overflow: 315680096256 * 134215943 cannot be represented in type 'long long'
Fixes: 48713/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-5886272312311808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0740641e93)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
f3ac9f6f69 avcodec/wnv1: Check for width =1 
The decoder only outputs pixels for width >1 images, fail early

Fixes: Timeout
Fixes: 48298/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WNV1_fuzzer-6198626319204352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d98d5a436a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
4b3ff3ce8a avformat/sctp: close socket on errors 
This is untested as i have no testcase

Fixes: CID1302709

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c9a2996544)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
bd7fd6a6d3 avcodec/aasc: Fix indention 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit af2ed09220)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
5c3262e82b avcodec/qdrw: adjust max colors to array size 
Fixes: out of array access
Fixes: 48429/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDRAW_fuzzer-4608329791438848

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd847f86d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
8618061a4f avcodec/alacdsp: Make intermediates unsigned 
Fixes: signed integer overflow: -14914387 + -2147418648 cannot be represented in type 'int'
Fixes: 46464/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-474307197311385

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8709f4c10a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
97f54cb258 avformat/aiffdec: cleanup size handling for extreem cases 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c6f1e48b86)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
fc54bf1532 avcodec/jpeglsdec: fix end check for xfrm 
Fixes: out of array access
Fixes: 47871/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-5646305956855808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6a82412bf3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
e72660db30 avcodec/cdgraphics: limit scrolling to the line 
Fixes: out of array access
Fixes: 47877/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDGRAPHICS_fuzzer-5690504626438144

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b7e30a13d4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
e631e97b64 avformat/aiffdec: avoid integer overflow in get_meta() 
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 45891/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-6159183893889024

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6a02de2127)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
1236e18a00 avformat/ape: more bits in size for less overflows 
Fixes: signed integer overflow: 2147483647 + 3 cannot be represented in type 'int'
Fixes: 46184/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-4678059519770624

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e5f6707a7b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
0bb61d2744 avformat/bfi: Check offsets better 
Fixes: signed integer overflow: -2145378272 - 538976288 cannot be represented in type 'int'
Fixes: 45690/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5015496544616448

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 35dc93ab44)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
c756e27a70 avformat/asfdec_f: Check packet_frag_timestamp 
Fixes: signed integer overflow: -9223372036854775808 - 4607 cannot be represented in type 'long'
Fixes: 45685/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5280102802391040

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ffc8772150)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
065b3e6009 avcodec/texturedspenc: Fix indexing in color distribution determination 
Fixes CID1396405

MSE and PSNR is slightly improved, and some noticable corruptions disappear as
well.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Marton Balint <cus@passwd.hu>
(cherry picked from commit ade36d61de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
d03eb6c889 avformat/act: Check ff_get_wav_header() for failure 
Fixes: missing error check
Fixes: CID717495

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5982da87e3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
23ce7312cc avfilter/vsrc_mandelbrot: Check for malloc failure 
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fbd22504c4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-21 22:19:37 +02:00
Michael Niedermayer
1906b8b1e4 avformat/genh: Check sample rate 
Fixes: signed integer overflow: -2515507630940093440 * 4 cannot be represented in type 'long'
Fixes: 46318/clusterfuzz-testcase-minimized-ffmpeg_dem_GENH_fuzzer-5009637474172928

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a3d790f197)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-06-14 16:53:26 +02:00
Michael Niedermayer
665f4908a8 Update for FFmpeg 3.2.18 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
n3.2.18 		2022-05-11 02:16:45 +02:00
Paul B Mahol
64d2e0b200 avfilter/vf_colorspace: fix memmory leaks 
Fixes #8303

(cherry picked from commit fddef964e8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:57:11 +02:00
Andreas Rheinhardt
bbc9751da6 avcodec/ac3enc: Fix memleak 
Fixes ticket #8294.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 097c917c14)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:54:57 +02:00
James Almer
c7c2f4975b avformat/nutenc: don't allocate a dynamic AVIOContext if no index is going to be written 
Fixes ticket #8295

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 1d479300cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:38:44 +02:00
Paul B Mahol
5b4100cbae avfilter/vf_random: fix memory leaks 
Fixes #8296

(cherry picked from commit 3488e0977c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:35:02 +02:00
Paul B Mahol
7004a214d0 avfilter/vf_bwdif: fix heap-buffer overflow 
Fixes #8261

(cherry picked from commit 8c3166e1c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:32:01 +02:00
Andreas Rheinhardt
ee92ee3b5a fftools/ffmpeg_opt: Fix leak of options when parsing options fails 
Fixes #8094.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 21265f42ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:28:24 +02:00
Paul B Mahol
e998d8c90d avfilter/vf_edgedetect: fix heap-buffer overflow 
Fixes #8275

(cherry picked from commit de598f82f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:25:32 +02:00
Paul B Mahol
fd8b08ebbb avfilter/vf_w3fdif: deny processing small videos 
Fixes #8243

(cherry picked from commit 0e68e8c93f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 19:23:51 +02:00
Paul B Mahol
ff93d6f710 avfilter/vf_avgblur: fix heap-buffer overflow 
Fixes #8274

(cherry picked from commit f069a9c2a6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:49:27 +02:00
Paul B Mahol
a9b8eda773 avfilter/af_tremolo: fix heap-buffer overflow 
Fixes #8317

(cherry picked from commit 58bb9d3a3a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:47:06 +02:00
Paul B Mahol
7cab59a34f avfilter/vf_edgedetect: check if height is big enough 
Fixes #8260

(cherry picked from commit ccf4ab8c9a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:42:56 +02:00
Paul B Mahol
ab0b268bb7 avfilter/vf_bitplanenoise: fix overreads 
Fixes #8244

(cherry picked from commit 0b56723874)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:40:20 +02:00
Paul B Mahol
07bc7b2c07 avfilter/vf_fieldorder: fix heap-buffer overflow 
Fixes #8264

(cherry picked from commit 07050d7bdc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:37:34 +02:00
Paul B Mahol
0744d7176a avfilter/vf_fieldmatch: fix heap-buffer overflow 
Also fix use of uninitialized values.

Fixes #8239

(cherry picked from commit ce5274c138)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:34:53 +02:00
James Almer
a95d2099b8 aformat/movenc: add missing padding to output track extradata 
Fixes ticket #8183.

Tested-by: Thierry Foucu <tfoucu@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 58aa0ed8f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:21:01 +02:00
Paul B Mahol
322b066d65 avcodec/pngenc: remove monowhite from apng formats 
Monowhite pixel format is not supported, and it does not make sense
to add support for it.

Fixes #7989

(cherry picked from commit 5d9f44da46)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 18:17:48 +02:00